Brainchild BTC-9300 - Cool Only Control

3 5 Cool Only Control3 5 Cool Only Control
ON-OFF control,P(PD)control and PID control can be used for cool control.
Set OUT1 to DIRT ( direct action ). The other functions for
control, control and control are same as
descriptions in section 3-4 for heat only control except that the output variable
( and action ) for the cool control is inverse to the heat control, such as the
following diagram shows:
cool only ON-OFF
cool onlyP(PD) cool only PID
ON-OFF control, P ( PD ) control and PID control can be used for cool control.
Set
OUT1 to DIRT ( direct action ). The other functions for
control, control
and control are same as
descriptions
in section 3-4 for heat only control except that the output variable
(
and action ) for the cool control is inverse to the heat control, such as the
following
diagram shows:
cool
only ON-OFF
cool
only P ( PD ) cool only PID
SP1+O1HY/2
SP1 O1HY/2
SP1
ON
OFF
OUT1 Action
PV
Dead band = O1HY
Time
Time
Figure 3.3 Cool Only
ON-OFF Control
Figure 3.3 Cool Only
ON-OFF
Control
Setup Cool Control :
OUT1 =
Setup Cool Control :
OUT1
=
Refer to section 3-4 in which similar descriptions for heat only control can be
applied to cool only control.
Refer to section 3-4 in which similar descriptions for heat only control can be
applied
to cool only control.
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UM93001C